42205323967 has 2 divisors, whose sum is σ = 42205323968. Its totient is φ = 42205323966.

The previous prime is 42205323917. The next prime is 42205324069. The reversal of 42205323967 is 76932350224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42205323967 - 2¹⁵ = 42205291199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42205323917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21102661983 + 21102661984.

It is an arithmetic number, because the mean of its divisors is an integer number (21102661984).

Almost surely, 2^42205323967 is an apocalyptic number.

42205323967 is a deficient number, since it is larger than the sum of its proper divisors (1).

42205323967 is an equidigital number, since it uses as much as digits as its factorization.

42205323967 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 43.

The spelling of 42205323967 in words is "forty-two billion, two hundred five million, three hundred twenty-three thousand, nine hundred sixty-seven".